[3] From Aomori, the Michinoku Toll Road begins 2 kilometers east of the Aomori-higashi Interchange.

After the booth, the route continues ascending until it reaches the 3 kilometer long Michinoku Tunnel at 875 feet above sea level.

Heading east Aomori Route 242 runs concurrent or parallel to the toll road.

From the tunnel onward, the route descends from the mountains making its way to its end at a red bridge over the Shichinohe River.

On January 19, 2010 it was decided to extended the tolling period until 2029 due to issues paying off debts incurred.

[6] From February 1 to 2, 2012, the road was made free to through traffic from Aomori to Shichinohe because of heavy snowfall along National Route 4 in Hiranai and Noheji.